Melasma is a condition of increased skin pigmentation, brown on the face, nose, upper lip, cheeks, chin, forehead and sometimes in the neck. This is a common skin manifestations, caused due to the increased activity of the epidermal melanocytes. Diseases common in women (ratio of pigmentation appear in men accounts for between 5 and 10%). Melasma develops slowly without any signs of inflammation, and can fade or darken further. This disorder is not merely aesthetic but also cause psychological problems.
The causes are known today: the influence of hormones such as estrogen increases during pregnancy; Using oral contraceptives; UV ray exposure and genetic influences; although skin pigmentation may be lost for many months after birth or stop taking oral contraceptives, but hyperpigmentation condition persists, sometimes over 5 years.